Base | Representation |
---|---|
bin | 10110000110011… |
… | …10100100000000 |
3 | 110220212001202101 |
4 | 23003032210000 |
5 | 334430123311 |
6 | 30221400144 |
7 | 4410556351 |
oct | 1303164400 |
9 | 426761671 |
10 | 185395456 |
11 | 95718394 |
12 | 52109054 |
13 | 2c54296c |
14 | 1a89dd28 |
15 | 11421ec1 |
hex | b0ce900 |
185395456 has 81 divisors (see below), whose sum is σ = 397594281. Its totient is φ = 86270976.
The previous prime is 185395439. The next prime is 185395471. The reversal of 185395456 is 654593581.
The square root of 185395456 is 13616.
It is a perfect power (a square), and thus also a powerful number.
185395456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 165894400 + 19501056 = 12880^2 + 4416^2 .
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5010670 + ... + 5010706.
Almost surely, 2185395456 is an apocalyptic number.
185395456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
185395456 is the 13616-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 185395456
185395456 is an abundant number, since it is smaller than the sum of its proper divisors (212198825).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
185395456 is an frugal number, since it uses more digits than its factorization.
185395456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136 (or 62 counting only the distinct ones).
The product of its digits is 648000, while the sum is 46.
The cubic root of 185395456 is about 570.2076354455.
It can be divided in two parts, 185 and 395456, that added together give a square (395641 = 6292).
The spelling of 185395456 in words is "one hundred eighty-five million, three hundred ninety-five thousand, four hundred fifty-six".
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